0800 108 8020

CIS Windows - A family run business since 1976

Contact Details:

Phone: 0800 108 8020   Email:
Address: Bay 2, 452 Gateway House, Avonmouth Way, Bristol. BS11 9HD

Welcome To CIS Windows

A family run window cleaning business since 1976


Commercial Window Cleaning

The Commercial Sector is our main business where we provide specialist and tailored services to ensure all clients receive exactly what they want.

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Gutter and Fascia Cleaning

Professional cleaning of commercial gutters and fascias. No matter how high or inaccessible, we can inspect, clear blockages and clean to maintain full working order.

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Solar Panel and Photovoltaic Cleaning

We are market leaders in providing safe and regular cleaning for your solar panels, ensuring maximum capacity and effectiveness.

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Request a Free No-Obligation Quotation Today

Click the button below and fill out the information for a free no-obligation tender.
If your requirement is urgent, please telephone us on 0800 108 8020.

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A Personal & Professional Service

As CIS Window Cleaning has grown over the decades our abilities to provide the highest standards to any client in any sector have increased – example are

  • Aviation Industry – Airport window & high level cleaning
  • Hotels
  • Colleges, Schools & Universities
  • NHS / Mental Health works
  • Private management companies
  • Facilities Management Companies
  • Care Homes & Retirement Villages
  • Shopping Centres

No matter what sector or industry you represent – a single building or a multiple site contract – you will receive the same Personal & Professional service.

CIS Window Cleaning staff are fully trained – all staff are DBS vetted to ensure professional services, will complete basic H&S training, with each member of our staff also undertaking a basic First Aid course to ensure all angles are covered.

The combination of our experience and professional looking team, all staff have polo shirts with logo, ID badges and immaculate workwear, will ensure your business is projected to the most professional level with not only efficient window cleaning services but reliable, polite and friendly window cleaning operatives.


Safe Contractor

CIS Windows are accredited by Safecontractor, rewarding our commitment to achieving excellence in health and safety.

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The International Powered Access Federation (IPAF) promotes the safe and effective use of powered access equipment worldwide.

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IOSH is the Chartered body for health and safety professionals and the world's biggest professional health and safety membership organisation

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“CIS Window Cleaning are an integral part of our business, offering professional and efficient window and high level cleaning at many of our clients across the South West & South Wales – these include well know brands like The Arcadia Group, Somerston Hotels ( Holiday Inns ). Their work continues to satisfy the varying client demands which can often be very high and expectant.” Justin Korinek Operations Director for Laddersfree
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“We have been working closely with CIS Window Cleaning for many years now covering mutliple sites for many different clients – their staff are professional and always very well presented – a friendly attitude and a personal service – all the aspects of a well run and efficient window cleaning business which continues to represent ourselves and our clients to the highest level.” Michelle Cresswell Director – InsightUK
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latest case studies

Edinburgh Airport 11 December 2015

Edinburgh Airport

CIS Window Cleaning were requested by their client to provide a full internal and external window cleaning service to include high level beam dusting for Edinburgh Airport – as the initial clean when the contract started.

Bristol Airport 11 December 2015

Bristol Airport

CIS Window Cleaning working in close partnership and for Sasse Limited are the approved window cleaning and high level cleaning contractor for their client at Bristol Airport.

CIS Window Cleaning Services

Bay 2, 452 Gateway House,
Avonmouth Way, Bristol. BS11 9HD
0800 108 8020

Company No. 01260704. Registered in England and Wales.